Home / 27,755,677.32-38,306,841.19-15,992,692.80

Finding the Fourth Proportional to 27,755,677.32, 38,306,841.19 and 15,992,692.80

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Solution

The fourth proportional to 27,755,677.32, 38,306,841.19 and 15,992,692.80 is: 22,072,224.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,755,677.32 : 38,306,841.19 = 15,992,692.80 : x
  2. Step 2: Convert to fraction form
    27,755,677.32/38,306,841.19 = 15,992,692.80/x
  3. Step 3: Cross multiply
    27,755,677.32x = 38,306,841.19 × 15,992,692.80
  4. Step 4: Simplify right side
    27,755,677.32x = 612,629,543,290,056.38
  5. Step 5: Solve for x
    x = 612,629,543,290,056.38/27,755,677.32
  6. Step 6: Final answer
    x = 22,072,224.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.